# Vette Pocket Guide vs Resmed O₂ Tracker

The clearest difference is price: Resmed O₂ Tracker at Free against Vette Pocket Guide's $25.00. Resmed O₂ Tracker also leads on in-app purchases (none vs 1) and update cadence (every 5 days vs fortnightly). Vette Pocket Guide's advantage is chart position (#131 vs unranked) and device support (3 vs 1). On ads there is nothing between them.

Resmed O₂ Tracker is free to download; Vette Pocket Guide costs $25.00 up front. Vette Pocket Guide sells 1 in-app purchase, starting at $5.00 per year. Resmed O₂ Tracker asks for nothing beyond the download.

Vette Pocket Guide ships an update fortnightly, Resmed O₂ Tracker every 5 days. The most recent releases landed on October 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Vette Pocket Guide | Resmed O₂ Tracker |
| --- | --- | --- |
| Price | $25.00 | **Free** |
| Rating | **[4.7 (6 ratings)](https://appshunter.io/ios/app/vette-pocket-guide/id6744691528/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Paid | — |
| Best chart rank | **#131** | — |
| Size | 430 MB | 58 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Vette Pocket Guide, LLC](https://appshunter.io/developer/1639649407) | [Resmed Sensor Technologies Ltd.](https://appshunter.io/developer/975085300) |

## What reviewers say

### Vette Pocket Guide

[App page](https://appshunter.io/ios/app/vette-pocket-guide/id6744691528)

**Currently charting:** #131 Top Paid · Lifestyle (US App Store)

Explore every generation of America's sports car with immersive visuals, VIN decoding, and expert data. This comprehensive guide offers interactive 3D models and detailed information for enthusiasts, buyers, and collectors.

**Highlights:** Interactive 3D models, VIN decoder, Model and year search, Detailed specifications, Continuously updated data, Covers 1953 to present

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual updates | $5.00 | per year |


### Resmed O₂ Tracker

[App page](https://appshunter.io/ios/app/resmed-o-tracker/id6808091568)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Vette Pocket Guide free?

Vette Pocket Guide costs $25.00, and also offers in-app purchases.

### Is Resmed O₂ Tracker free?

Resmed O₂ Tracker is free to download, with no in-app purchases.

### Do Vette Pocket Guide or Resmed O₂ Tracker have ads?

Neither Vette Pocket Guide nor Resmed O₂ Tracker shows ads.

### Which is updated more often, Vette Pocket Guide or Resmed O₂ Tracker?

Vette Pocket Guide ships an update fortnightly, and Resmed O₂ Tracker every 5 days. Most recently, Vette Pocket Guide was updated on October 30, 2026 and Resmed O₂ Tracker on October 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*